| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a battery protection circuit that implements an enhanced protection function on a plurality of secondary batteries connected in parallel. <P>SOLUTION: The battery protection circuit for protecting a plurality of secondary batteries 200A, 200B connected in parallel includes: a discharge control circuit 24 for turning off at least one of transistors 2A, 2B when at least one of an overdischarge current detection circuit and an overdischarge detection circuit of detection circuits 21A, 21B outputs a discharge anomaly detection signal; and a charge control circuit 25 for turning off at least one of transistors 1A, 1B when at least one of an overcharge current detection circuit and an overcharge detection circuit of the detection circuits 21A, 21B outputs a charge anomaly detection signal. <P>COPYRIGHT: (C)2013,JPO&INPIT |
